Efficacy and safety of 3 doses of S 47445 versus placebo in patients with Alzheimer's disease at mild to moderate stages with depressive symptoms. A 24-week international, multi-centre, randomized, double-blind, placebo-controlled phase II study in monotherapy followed by an optional 28-week extension period in co-administration with donepezil.

Efficacy and safety of 3 doses of S 47445 versus placebo in patients with Alzheimer's disease at mild to moderate stages with depressive symptoms. A 24-week international, multi-centre, randomized, double-blind, placebo-controlled phase II study in monotherapy followed by an optional 28-week extension period in co-administration with donepezil.